Github user ahgittin commented on a diff in the pull request:
https://github.com/apache/incubator-brooklyn/pull/352#discussion_r20646451
--- Diff: core/src/main/java/brooklyn/event/feed/AbstractFeed.java ---
@@ -79,7 +83,39 @@ public void setEntity(EntityLocal entity) {
((EntityInternal)entity).feeds().addFeed(this);
}
}
+
+ protected void initUniqueTag(String uniqueTag, Object
...valsForDefault) {
+ if (Strings.isNonBlank(uniqueTag)) this.uniqueTag = uniqueTag;
+ else if (Strings.isBlank(this.uniqueTag)) this.uniqueTag =
getDefaultUniqueTag(valsForDefault);
+ }
+
+ @Override
+ public String getUniqueTag() {
+ if (Strings.isBlank(uniqueTag)) initUniqueTag(null);
+ return super.getUniqueTag();
+ }
+ protected String getDefaultUniqueTag(Object ...valsForDefault) {
+ StringBuilder sb = new StringBuilder();
+ sb.append(JavaClassNames.simpleClassName(this));
+ if (valsForDefault.length==0) {
+ sb.append("@");
+ sb.append(hashCode());
+ } else if (valsForDefault.length==1 && valsForDefault[0]
instanceof Collection){
+ sb.append(Strings.toUniqueString(valsForDefault[0], 80));
+ } else {
+ sb.append("[");
+ boolean first = true;
+ for (Object x: valsForDefault) {
--- End diff --
If we didn't need to do `Strings.toUniqueString(x, 80)` then yes, but we
want that behaviour in case one of the items is a set
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